The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 01, 2002
Filed:
Nov. 29, 1999
Applicant:
Inventors:
Göran Berglund, Sandviken, SE;
Ulf Eriksson, Göteborg, SE;
Assignee:
Sandvik AB, , SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F 7/00 ; F28F 1/300 ; F28F 9/18 ;
U.S. Cl.
CPC ...
F28F 7/00 ; F28F 1/300 ; F28F 9/18 ;
Abstract
A tube heat exchanger intended to be used for the production of carbon black, includes a cylindrical closed chamber having a plurality of tubes which extend through the entire, essentially cylindrically shaped chamber. Upper end of the tubes are attached to an upper end wall, preferably by welding, and hang down to a tube plate. The tube plate equipped with compensating devices to enable thermally induced expansions and contractions of the tubes to occur.